diff options
Diffstat (limited to 'gladeui')
| -rw-r--r-- | gladeui/glade-command.c | 145 | ||||
| -rw-r--r-- | gladeui/glade-command.h | 5 | ||||
| -rw-r--r-- | gladeui/glade-widget-adaptor.c | 34 | ||||
| -rw-r--r-- | gladeui/glade-widget-adaptor.h | 23 | ||||
| -rw-r--r-- | gladeui/glade-widget.c | 19 | ||||
| -rw-r--r-- | gladeui/glade-widget.h | 3 | ||||
| -rw-r--r-- | gladeui/glade-xml-utils.h | 1 |
7 files changed, 228 insertions, 2 deletions
diff --git a/gladeui/glade-command.c b/gladeui/glade-command.c index 617994cc..45fdd402 100644 --- a/gladeui/glade-command.c +++ b/gladeui/glade-command.c @@ -786,6 +786,151 @@ glade_command_set_property (GladeProperty * property, ...) glade_command_set_property_value (property, value); } +/***********************************************************/ +/******* GLADE_COMMAND_SET_PROPERTY_SENSITIVE ******/ +/***********************************************************/ + +/* create a new GladeCommandSetPropertySensitive class. Objects of this class will + * encapsulate a "set property (in)sensitive" operation */ + +typedef struct +{ + GladeCommand parent; + GladeProperty *property; + gboolean sensitive; + gchar *new_reason; + gchar *old_reason; + gboolean undo; +} GladeCommandSetPropertySensitive; + +/* standard macros */ +GLADE_MAKE_COMMAND (GladeCommandSetPropertySensitive, glade_command_set_property_sensitive); +#define GLADE_COMMAND_SET_PROPERTY_SENSITIVE_TYPE (glade_command_set_property_sensitive_get_type ()) +#define GLADE_COMMAND_SET_PROPERTY_SENSITIVE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GLADE_COMMAND_SET_PROPERTY_SENSITIVE_TYPE, GladeCommandSetPropertySensitive)) +#define GLADE_COMMAND_SET_PROPERTY_SENSITIVE_CLASS(k) (G_TYPE_CHECK_CLASS_CAST ((k), GLADE_COMMAND_SET_PROPERTY_SENSITIVE_TYPE, GladeCommandSetPropertySensitiveClass)) +#define GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GLADE_COMMAND_SET_PROPERTY_SENSITIVE_TYPE)) +#define GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GLADE_COMMAND_SET_PROPERTY_SENSITIVE_TYPE)) + +/* Undo the last "set property (in)sensitive" command" */ +static gboolean +glade_command_set_property_sensitive_undo (GladeCommand * cmd) +{ + return glade_command_set_property_sensitive_execute (cmd); +} + +/* + * Execute the set property command and revert it. IE, after the execution of + * this function cmd will point to the undo action + */ +static gboolean +glade_command_set_property_sensitive_execute (GladeCommand * cmd) +{ + GladeCommandSetPropertySensitive *scmd; + + g_return_val_if_fail (GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE (cmd), TRUE); + + scmd = GLADE_COMMAND_SET_PROPERTY_SENSITIVE (cmd); + glade_property_set_sensitive (scmd->property, + scmd->undo ? !scmd->sensitive : scmd->sensitive, + scmd->undo ? scmd->old_reason : scmd->new_reason); + + scmd->undo = !scmd->undo; + return TRUE; +} + +static void +glade_command_set_property_sensitive_finalize (GObject * obj) +{ + GladeCommandSetPropertySensitive *cmd; + + cmd = GLADE_COMMAND_SET_PROPERTY_SENSITIVE (obj); + g_free (cmd->new_reason); + g_free (cmd->old_reason); + + glade_command_finalize (obj); +} + +static gboolean +glade_command_set_property_sensitive_unifies (GladeCommand * this_cmd, + GladeCommand * other_cmd) +{ + GladeCommandSetPropertySensitive *cmd1, *cmd2; + + if (GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE (this_cmd) && + GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE (other_cmd)) + { + cmd1 = GLADE_COMMAND_SET_PROPERTY_SENSITIVE (this_cmd); + cmd2 = GLADE_COMMAND_SET_PROPERTY_SENSITIVE (other_cmd); + + return (cmd1->property == cmd2->property && + cmd1->new_reason == cmd2->new_reason); + } + + return FALSE; +} + +static void +glade_command_set_property_sensitive_collapse (GladeCommand * this_cmd, + GladeCommand * other_cmd) +{ + g_return_if_fail (GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE (this_cmd)); + g_return_if_fail (GLADE_IS_COMMAND_SET_PROPERTY_SENSITIVE (other_cmd)); + + /* Nothing to do */ +} + +void +glade_command_widget_set_property_sensitive (GladeWidget * widget, + const gchar * property_id, + gboolean sensitive, + const gchar * reason) +{ + GladeProperty *property; + + g_return_if_fail (GLADE_IS_WIDGET (widget)); + g_return_if_fail (property_id != NULL); + + if ((property = glade_widget_get_property (widget, property_id)) != NULL) + glade_command_set_property_sensitive (property, sensitive, reason); +} + +void +glade_command_set_property_sensitive (GladeProperty * property, + gboolean sensitive, + const gchar * reason) +{ + GladeCommandSetPropertySensitive *me; + GladeCommand *cmd; + + g_return_if_fail (GLADE_IS_PROPERTY (property)); + + me = g_object_new (GLADE_COMMAND_SET_PROPERTY_SENSITIVE_TYPE, NULL); + me->undo = FALSE; + me->property = property; + me->sensitive = sensitive; + + me->new_reason = g_strdup (reason); + me->old_reason = g_strdup (glade_propert_get_insensitive_tooltip (me->property)); + if (me->old_reason) + me->old_reason = g_strdup (me->old_reason); + + cmd = GLADE_COMMAND (me); + cmd->priv->project = + glade_widget_get_project (glade_property_get_widget (me->property)); + + /* This command is always part of a group, thus its description should + * never be visible + */ + cmd->priv->description = g_strdup ("dummy"); + + glade_command_check_group (GLADE_COMMAND (me)); + + if (glade_command_set_property_sensitive_execute (GLADE_COMMAND (me))) + glade_project_push_undo (cmd->priv->project, cmd); + else + g_object_unref (G_OBJECT (me)); +} + /**************************************************/ /******* GLADE_COMMAND_SET_NAME *******/ /**************************************************/ diff --git a/gladeui/glade-command.h b/gladeui/glade-command.h index 0e7837d7..7bc0cf41 100644 --- a/gladeui/glade-command.h +++ b/gladeui/glade-command.h @@ -95,6 +95,11 @@ void glade_command_set_properties (GladeProperty *property, void glade_command_set_properties_list (GladeProject *project, GList *props); /* list of GCSetPropData */ +void glade_command_widget_set_property_sensitive (GladeWidget *widget, + const gchar *property_id, + gboolean sensitive, + const gchar *reason); + /************************** name ******************************/ void glade_command_set_name (GladeWidget *glade_widget, const gchar *name); diff --git a/gladeui/glade-widget-adaptor.c b/gladeui/glade-widget-adaptor.c index 87d31eea..eb266877 100644 --- a/gladeui/glade-widget-adaptor.c +++ b/gladeui/glade-widget-adaptor.c @@ -1325,6 +1325,13 @@ glade_widget_adaptor_object_get_children (GladeWidgetAdaptor *adaptor, return children; } +static void +glade_widget_adaptor_object_adjust_property_flags (GladeWidgetAdaptor * adaptor, + GladeWidget * widget, + gboolean use_command) +{ + /* Nothing to do */ +} /******************************************************************************* GladeWidgetAdaptor type registration and class initializer @@ -1378,6 +1385,7 @@ glade_widget_adaptor_class_init (GladeWidgetAdaptorClass * adaptor_class) adaptor_class->create_eprop = glade_widget_adaptor_object_create_eprop; adaptor_class->string_from_value = glade_widget_adaptor_object_string_from_value; adaptor_class->create_editable = glade_widget_adaptor_object_create_editable; + adaptor_class->adjust_property_flags = glade_widget_adaptor_object_adjust_property_flags; /* Base defaults here */ adaptor_class->toplevel = FALSE; @@ -1645,6 +1653,10 @@ gwa_extend_with_node_load_sym (GladeWidgetAdaptorClass * klass, &symbol)) klass->create_editable = symbol; + if (glade_xml_load_sym_from_node (node, module, + GLADE_TAG_ADJUST_PROPERTY_FLAGS_FUNCTION, + &symbol)) + klass->adjust_property_flags = symbol; } static void @@ -4358,3 +4370,25 @@ glade_widget_adaptor_create_editable (GladeWidgetAdaptor * adaptor, return GLADE_WIDGET_ADAPTOR_GET_CLASS (adaptor)->create_editable (adaptor, type); } + +/** + * glade_widget_adaptor_adjust_property_flags: + * @adaptor: A #GladeWidgetAdaptor + * @widget: The #GladeWidget + * @use_command: whether to use the GladeCommand interface + * + * This is called after a widget is loaded or a widget's + * property value has changed. It allows the backend to keep the + * sensitive/enabled flags of all properties consistent with the + * property values. + */ +void +glade_widget_adaptor_adjust_property_flags (GladeWidgetAdaptor * adaptor, + GladeWidget * widget, + gboolean use_command) +{ + g_return_if_fail (GLADE_IS_WIDGET_ADAPTOR (adaptor)); + + GLADE_WIDGET_ADAPTOR_GET_CLASS + (adaptor)->adjust_property_flags (adaptor, widget, use_command); +} diff --git a/gladeui/glade-widget-adaptor.h b/gladeui/glade-widget-adaptor.h index ab33a531..a1a2a29f 100644 --- a/gladeui/glade-widget-adaptor.h +++ b/gladeui/glade-widget-adaptor.h @@ -553,6 +553,21 @@ typedef GladeEditable *(* GladeCreateEditableFunc) (GladeWidgetAdaptor *adapto GladeEditorPageType type); +/** + * GladeAdjustPropertyFlagsFunc: + * @adaptor: A #GladeWidgetAdaptor + * @widget: The #GladeWidget + * @use_command: whether to use the GladeCommand interface + * + * This is called after a widget is loaded or a widget's + * property value has changed. It allows the backend to keep the + * sensitive/enabled flags of all properties consistent with the + * property values. + */ +typedef void (* GladeAdjustPropertyFlagsFunc) (GladeWidgetAdaptor *adaptor, + GladeWidget *widget, + gboolean use_command); + /* Note that everything that must be processed at the creation of * every instance is managed on the instance structure, and everywhere * that we want to take advantage of inheritance is handled in the class @@ -659,7 +674,8 @@ struct _GladeWidgetAdaptorClass GladeCreateEPropFunc create_eprop; /* Creates a GladeEditorProperty */ GladeStringFromValueFunc string_from_value; /* Creates a string for a value */ GladeCreateEditableFunc create_editable; /* Creates a page for the editor */ - + GladeAdjustPropertyFlagsFunc adjust_property_flags; /* Appropiately sets all properties' sensitive/enabled flags */ + void (* glade_reserved1) (void); void (* glade_reserved2) (void); void (* glade_reserved3) (void); @@ -667,7 +683,6 @@ struct _GladeWidgetAdaptorClass void (* glade_reserved5) (void); void (* glade_reserved6) (void); void (* glade_reserved7) (void); - void (* glade_reserved8) (void); }; #define glade_widget_adaptor_create_widget(adaptor, query, ...) \ @@ -845,6 +860,10 @@ GladeWidgetAdaptor *glade_widget_adaptor_get_parent_adaptor (GladeWidgetAdapto gboolean glade_widget_adaptor_has_internal_children (GladeWidgetAdaptor *adaptor); +void glade_widget_adaptor_adjust_property_flags (GladeWidgetAdaptor *adaptor, + GladeWidget *widget, + gboolean use_command); + G_END_DECLS #endif /* _GLADE_WIDGET_ADAPTOR_H_ */ diff --git a/gladeui/glade-widget.c b/gladeui/glade-widget.c index 53226bda..b8eb1bac 100644 --- a/gladeui/glade-widget.c +++ b/gladeui/glade-widget.c @@ -3779,6 +3779,9 @@ glade_widget_read (GladeProject * project, } glade_widget_adaptor_read_widget (adaptor, widget, node); + + /* Set initial property sensitivity */ + glade_widget_adaptor_adjust_property_flags (adaptor, widget, FALSE); } else { @@ -3996,6 +3999,22 @@ glade_widget_is_ancestor (GladeWidget * widget, GladeWidget * ancestor) return FALSE; } +/** + * glade_widget_adjust_property_flags: + * @widget: A #GladeWidget + * @use_command: whether to use the GladeCommand interface + * + * Adjusts the sensitive/enabled flags of all widget properties to match + * the widget's property values. + */ +void +glade_widget_adjust_property_flags (GladeWidget * widget, gboolean use_command) +{ + g_return_if_fail (GLADE_IS_WIDGET (widget)); + + glade_widget_adaptor_adjust_property_flags (widget->priv->adaptor, + widget, use_command); +} static gint glade_widget_su_stack = 0; diff --git a/gladeui/glade-widget.h b/gladeui/glade-widget.h index aa0726f2..038c090c 100644 --- a/gladeui/glade-widget.h +++ b/gladeui/glade-widget.h @@ -216,6 +216,9 @@ gchar *glade_widget_generate_path_name (GladeWidget *w gboolean glade_widget_is_ancestor (GladeWidget *widget, GladeWidget *ancestor); +void glade_widget_adjust_property_flags (GladeWidget *widget, + gboolean use_command); + /******************************************************************************* Project, object property references *******************************************************************************/ diff --git a/gladeui/glade-xml-utils.h b/gladeui/glade-xml-utils.h index c7b116fa..8dcdc94a 100644 --- a/gladeui/glade-xml-utils.h +++ b/gladeui/glade-xml-utils.h @@ -113,6 +113,7 @@ typedef struct _GladeProject GladeProject; #define GLADE_TAG_CREATE_EPROP_FUNCTION "create-editor-property-function" #define GLADE_TAG_STRING_FROM_VALUE_FUNCTION "string-from-value-function" #define GLADE_TAG_CREATE_EDITABLE_FUNCTION "create-editable-function" +#define GLADE_TAG_ADJUST_PROPERTY_FLAGS_FUNCTION "adjust-property-flags-function" #define GLADE_TAG_PROPERTIES "properties" #define GLADE_TAG_PACKING_PROPERTIES "packing-properties" #define GLADE_TAG_PROPERTY "property" |